
B-65292EN/03 INSTRUCTION 4.BZi SENSOR
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Speed and position feedback signal
Measuring condition :
Rotation : Clockwise, Counterclockwise
Speed : 1500min
-1
Pins : PA1, PB1 (PA2, PB2 for sub spindle)
Ripple voltage
is
70mV or less.
Mount the sensor so that the output signal ripple voltage is 70 mV or
less.
Check that the measured value falls into the target value range listed
below.
Point to be
checked
Target value Caution
Amplitude of Vs 0.5 – 1.2V
p-p
Offset of V
O
2.5V±100mV Use digital voltmeter and DC range.
Phase
difference θ
90±3°
When the spindle rotates CW viewed
from the sensor gear
Senso
gear
CW
One rotation signal
Measuring condition :
Rotation : Clockwise, Counterclockwise
Speed : 1500min
-1
Pins : PS1 (PS2 for sub spindle)
Check that the measured value falls into the target value range listed
below.
Point to be
checked
Target value Caution
Amplitude of Vs 0.5V or more
Offset of V
O
2.5V±100mV Use digital voltmeter and DC range.